19532864

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1381}}^1$

素因数の和:1423

約数の個数: 56

約数和(自身を含む): 44229528

約数和(自身を除く): 24696664

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 136, 208, 221, 272, 416, 442, 544, 832, 884, 1088, 1381, 1768, 2762, 3536, 5524, 7072, 11048, 14144, 17953, 22096, 23477, 35906, 44192, 46954, 71812, 88384, 93908, 143624, 187816, 287248, 305201, 375632, 574496, 610402, 751264, 1148992, 1220804, 1502528, 2441608, 4883216, 9766432, 19532864]

約数ペア:

[(1, 19532864), (2, 9766432), (4, 4883216), (8, 2441608), (13, 1502528), (16, 1220804), (17, 1148992), (26, 751264), (32, 610402), (34, 574496), (52, 375632), (64, 305201), (68, 287248), (104, 187816), (136, 143624), (208, 93908), (221, 88384), (272, 71812), (416, 46954), (442, 44192), (544, 35906), (832, 23477), (884, 22096), (1088, 17953), (1381, 14144), (1768, 11048), (2762, 7072), (3536, 5524)]